Home / 54,141.81-81,221.48-16,693.13

Finding the Fourth Proportional to 54,141.81, 81,221.48 and 16,693.13

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Solution

The fourth proportional to 54,141.81, 81,221.48 and 16,693.13 is: 25,042.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,141.81 : 81,221.48 = 16,693.13 : x
  2. Step 2: Convert to fraction form
    54,141.81/81,221.48 = 16,693.13/x
  3. Step 3: Cross multiply
    54,141.81x = 81,221.48 × 16,693.13
  4. Step 4: Simplify right side
    54,141.81x = 1,355,840,234.86
  5. Step 5: Solve for x
    x = 1,355,840,234.86/54,141.81
  6. Step 6: Final answer
    x = 25,042.39

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.